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JPS5282423A Expired / Lapsed JP ⏱️ 0.0 years remaining

Photographic coupler

Assignee: Fujifilm Holdings Corp
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Filing: 1975-12-29
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Granted: —
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Expires: 1995-12-29
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Abstract

Abstract PURPOSE:To prepare a development inhibitor releasing coupller enabled to sufficiently control image contrast, form an image of fine graininess and high resolution, and improve color reproduction, by forming the coupler consisting of acetyl amide substd. by a nitrogen-containing unsated. heterocyclic residue.

Inventors

  • 👤 Masaki Okazaki
  • 👤 Shunkai Katsuyama
  • 👤 Mitsugi Tanaka
  • 👤 Morio Yagihara
  • 👤 Toshiaki Aono
  • 👤 Takeshi Hirose

Bibliographic Details

Application Number —
Jurisdiction JP
Data Source google_patents
Last Synchronized 2026-11-09 15:00
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/305; G03C7/30541; G03C7/30558

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